Pipe sculpture



FIG. 1 is a front elevational view of a pipe sculpture showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a side elevational view thereof taken in the direction of arrow 3 in FIG. 1;

FIG. 4 is a side elevational view taken thereof in the direction of arrow 4 of FIG. 1;

FIG. 5 is a top plan view thereof taken in the direction of arrow 5 of FIG. 1; and

FIG. 6 is a bottom plan view thereof taken along arrow 6 of FIG. 1. 

The ornamental design for a pipe sculpture, substantially as shown and described. 